20149584

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:697

約数の個数: 120

約数和(自身を含む): 65308320

約数和(自身を除く): 45158736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 104, 112, 147, 156, 168, 182, 196, 208, 273, 294, 312, 336, 364, 392, 546, 588, 624, 637, 659, 728, 784, 1092, 1176, 1274, 1318, 1456, 1911, 1977, 2184, 2352, 2548, 2636, 3822, 3954, 4368, 4613, 5096, 5272, 7644, 7908, 8567, 9226, 10192, 10544, 13839, 15288, 15816, 17134, 18452, 25701, 27678, 30576, 31632, 32291, 34268, 36904, 51402, 55356, 59969, 64582, 68536, 73808, 96873, 102804, 110712, 119938, 129164, 137072, 179907, 193746, 205608, 221424, 239876, 258328, 359814, 387492, 411216, 419783, 479752, 516656, 719628, 774984, 839566, 959504, 1259349, 1439256, 1549968, 1679132, 2518698, 2878512, 3358264, 5037396, 6716528, 10074792, 20149584]

約数ペア:

[(1, 20149584), (2, 10074792), (3, 6716528), (4, 5037396), (6, 3358264), (7, 2878512), (8, 2518698), (12, 1679132), (13, 1549968), (14, 1439256), (16, 1259349), (21, 959504), (24, 839566), (26, 774984), (28, 719628), (39, 516656), (42, 479752), (48, 419783), (49, 411216), (52, 387492), (56, 359814), (78, 258328), (84, 239876), (91, 221424), (98, 205608), (104, 193746), (112, 179907), (147, 137072), (156, 129164), (168, 119938), (182, 110712), (196, 102804), (208, 96873), (273, 73808), (294, 68536), (312, 64582), (336, 59969), (364, 55356), (392, 51402), (546, 36904), (588, 34268), (624, 32291), (637, 31632), (659, 30576), (728, 27678), (784, 25701), (1092, 18452), (1176, 17134), (1274, 15816), (1318, 15288), (1456, 13839), (1911, 10544), (1977, 10192), (2184, 9226), (2352, 8567), (2548, 7908), (2636, 7644), (3822, 5272), (3954, 5096), (4368, 4613)]